LEADER 01129nam  2200349Ia 450 
001 9910698057303321
005 20090212155116.0
035   $a(CKB)5470000002394429
035   $a(OCoLC)303637028
035   $a(EXLCZ)995470000002394429
100   $a20090212d1987      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe influence of beards on oxygen mask efficiency$b[electronic resource]
210  1$a[Washington, D.C.] :$cU.S. Dept. of Transportation, Federal Aviation Administration,$d[1987]
215   $a3 pages $cdigital, PDF file
225 1 $aAdvisory circular ;$vAC no. 120-43
300   $aTitle from PDF caption (viewed Feb 12, 2009).
300   $a"1/27/87."
606   $aAirplanes$xOxygen equipment$xEffectiveness
606   $aBeards
615  0$aAirplanes$xOxygen equipment$xEffectiveness.
615  0$aBeards.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910698057303321
996   $aThe influence of beards on oxygen mask efficiency$93473347
997   $aUNINA